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appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions (see General Instruction A.2. below):

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Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

The following information, including the text of the exhibits attached hereto, is furnished pursuant to this Item 2.02 of Form 8-K. On January 31, 2013, The Chubb Corporation (Chubb) issued a
press release announcing its financial results for the quarter and year ended December 31, 2012. On January 31, 2013, Chubb also posted on its web site at www.chubb.com the Supplementary Investor Information Report
(SIIR) relating to its 2012 fourth quarter and year-end results and The Chubb Corporation 2012 Update on Asbestos Reserves (Asbestos Report). Copies of the press release, the SIIR and the Asbestos Report, all of which are incorporated by
reference into this Item 2.02 as if fully set forth herein, are furnished as Exhibits 99.1, 99.2 and 99.3, respectively, to this Form 8-K. In its press release, the SIIR, the Asbestos Report and the conference call to discuss its 2012 fourth
quarter and year-end results, scheduled to be webcast at 5:00 P.M. on January 31, 2013, Chubb presents, and will present, its results of operations in the manner that it believes is most meaningful to investors, which includes certain measures
that are not prepared in accordance with accounting principles generally accepted in the United States.